Electronic Express via Rakuten offers the iRobot Roomba 960 Smart Robotic Vacuum Cleaner for $539.99. Coupon code "EEX90" knocks it to $449.99. With free shipping, that's the lowest price we could find today by $99, although we saw it for $34 less during Black Friday week. Features include:
  • 3-stage cleaning system
  • smart mapping & dirt detect technology
  • high-efficiency filter
  • cliff sensors
  • compatibility with Amazon Alexa and Google Assistant
  • remote control via the iRobot Home mobile app